Hel pleas The half-life of Palladium is 4 days. How much of a 500g sample would remain after 22 days?

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

At a kentucky friend chicken, a survey showed 2/3 of all people preferred skinless chicken over the regular chicken. if 2,400 people responded to the survey, how many people preferred regular chicken?

Find the directions in which the function increases and decreases most rapidly at upper p 0p0. then find the derivatives of the function in these directions. f(x,y)equals=x squared plus xy plus y squaredx2+xy+y2, upper p 0p0left parenthesis 1 comma negative 4 right parenthesis